A popular game played in North America, the Caribbean, and parts of Latin America and East Asia, most notably Japan. The game is also gaining popularity in Turkey after the Second World War. The modern game was developed in the United States from an early bat-and-ball game called rounders, and it has become the national sport of the United States.
The following of the list is of the most important leagues, and the teams that play in them
American League (USA)
American League East
American League Central
American League West
National League (USA)
National League East
National League Central
National League West
Japanese League
Central League
Pacific League